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    Tool comparison · Head to headUpdated 9/4/2026

    Kaspr vs mailboxlayer

    A factual comparison of features, pricing, and capabilities.

    01The contenders
    Tool A

    Kaspr

    B2B contact data tool with a LinkedIn Chrome extension for phone numbers and email addresses, lead management, bulk enrichment and CRM sync.

    Starting atCustom0
    Tool B

    mailboxlayer

    mailboxlayer is an email verification API (an apilayer product) with syntax and typo checks, real-time SMTP and MX-record verification, catch-all detection, free and disposable provider databases and a quality score. Plans are monthly API request allowances.

    Starting atCustom0
    02Line by line

    Pricing comparison.

    Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.

    03Capabilities

    Feature comparison.

    FeatureKasprmailboxlayer
    Kaspr Chrome Extension
    Lead Management
    Enrichment Automations
    CSV Enrichment
    Kaspr on Sales Navigator
    Shared credits
    Kaspr on LinkedIn Recruiter Lite
    Team Usage Reports
    Syntax and typo check
    Free and disposable provider databases
    Real-time SMTP verification
    MX-records check
    Catch-all detection
    Quality score
    Bulk endpoint
    256-bit HTTPS encryption
    Available
    Partial/Limited
    Not Available
    04Ecosystem

    Native integrations.

    Kaspr

    HubSpotSalesforcePipedriveZoho CRMBrevoLemlistZapierRingoverAircall

    mailboxlayer

    05Keep exploring

    Explore more.

    Best Kaspr alternativesBest mailboxlayer alternatives
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    Information gathered from official sources and may change. Pricing and features last verified 9/4/2026. Please visit the official websites for the most current information.